<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page, index) of pages" :key="index">    
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src='item.imgUrl'>
          <p class="icon-des">{{item.desc}}</p>
          </div>
        </div>
      </swiper-slide>
      
    </swiper> 
  </div>
</template>
<script>
  export default{
    name:'HomeIcons',
    props:{
      list:Array
    },
    data () {
      return {
        swiperOption: {
          autoplay:false
        },
      }
    },
    computed:{
      pages () {
        const pages  = []
        this.list.forEach((item, index) => {
          const page = Math.floor(index / 8)
          if(!pages[page]){
            pages[page]=[]
          }
          pages[page].push(item)
        })
        return pages;
      }
    }
  
  }
</script>
<style lang="stylus" scoped>
@import '~styles/varibles.styl';
@import '~styles/mixins.styl';
  .icons >>> .swiper-container
    height:0
    padding-bottom:50%
  .icons
    padding-top:.2rem
    .icon
      position:relative
      overflow:hidden
      float:left
      width:25%
      height:0
      padding-bottom:25%
      .icon-img
        position:absolute
        top:0
        left:0
        right:0
        bottom:.44rem
        box-sizing:border-box
        .icon-img-content
          display:block
          height:100%
          margin:0 auto
      .icon-des        
        left:0
        right:0
        bottom:0
        height:.44rem
        line-height:.44rem
        color:#333 
        text-align:center   
        ellipsis()
      
</style>
